1
Published 1999
Journal / Magazine Electronic
3
Published 2004
Journal / Magazine Electronic
4
Published 2005
Journal / Magazine Electronic
5
Published 1996
Journal / Magazine Electronic
7
Published 1990
Journal / Magazine Electronic
8
Published 1970
Book Electronic
9
Published 1985
Journal / Magazine Electronic
11
Published 1994
Journal / Magazine Electronic
13
Published 1998
Journal / Magazine Electronic
14
Published 1958
Journal / Magazine Electronic
15
Published 2004
Journal / Magazine Electronic
17
Published 2005
Journal / Magazine Electronic
18
20
Published 2006
Journal / Magazine Electronic